OpenAI

Large language model

gpt-oss-20b

CapableOpen WeightsReasoningApache 2.0
Download Model →API Docs →
Input Price
$0.03
/M tokens
Output Price
$0.13
/M tokens
Intelligence
9
/100
Context
131.072K
tokens
Parameters
20B

Verdict

One9Founders Verdict

gpt-oss-20b from OpenAI. Open weights (Apache 2.0). 131K context. $0.03/$0.13 per 1M tokens. Artificial Analysis Intelligence 9.

Pricing Details

Input
$0.03
per 1M tokens
Output
$0.13
per 1M tokens
Cached Input
$0.03
per 1M tokens

Capabilities

✓Function Calling
✓Structured Output
✗Vision
-Web Search
-Code Execution
-MCP
✗Audio Input
✗Video Input
✓Reasoning
✓Streaming
-Batch API
-Computer Use

Security & Compliance

✗SOC 2 Type II
✗GDPR
✗HIPAA
✗Enterprise SSO
✗Audit Logs

Training data policy: N/A — open weights. Self-host for full control.

DPDP Act (India): Self-host in India for full DPDP compliance.

Data residency: Self-hosted

India Availability

Self-host in India

Similar Models

OpenAI

GPT-5.6 Sol

Arena #17$4.00 /M
OpenAI

GPT-5.5

Arena #19$5.00 /M
OpenAI

GPT-5.4

Arena #25$2.50 /M
OpenAI

GPT-5.2

Arena #26$1.75 /M
OpenAI

GPT-5.6 Terra

Arena #43$2.00 /M
Z AI

GLM-5

Arena #56$0.60 /M